Microsoft 365 & Infrastructure Administrator Microsoft 365 & Infrastructure Administrator Direct message the job poster from Arvenda LLC Human Resources Analyst at Arvenda LLC | HR Consulting, Staffing Services, Psychoanalytic Psychotherapy Job Title: Microsoft 365 & Infrastructure Administrator About the Role We are looking for a proactive and skilled Microsoft 365 & Infrastructure Administrator to join our IT team. This person will play a critical role in managing and securing our Microsoft environment, both on-premises and in the cloud. The ideal candidate has hands-on experience with Active Directory, Entra ID (Azure AD), Microsoft Intune, and M365 cloud security solutions. Key Responsibilities Administer and maintain on-premises Active Directory , including: User and group account management Group Policy Objects (GPOs) Organizational Unit (OU) structure management Manage and troubleshoot DNS and IP network configurations , ensuring reliable connectivity and name resolution. Oversee Microsoft Entra ID (formerly Azure Active Directory) : Ensure proper device and identity synchronization Monitor health and performance of cloud-based identity services Configure and manage Microsoft Intune : Device enrollment and lifecycle management Compliance policies and conditional access setup Application deployment and update management Maintain and secure SharePoint Online environments, including: Folder structure organization Permissions and access management Assist in implementing and monitoring Microsoft 365 cloud security practices: Conditional Access policies Security baselines and compliance monitoring Collaborate with the wider IT team and company leadership to support ongoing infrastructure improvements, automation, and incident resolution. Qualifications Proven experience in IT systems administration, ideally in a Microsoft enterprise environment . Strong knowledge of: Active Directory (on-prem) SharePoint Online Microsoft 365 Security tools Solid understanding of DNS , networking fundamentals, and troubleshooting methodologies. Experience working with compliance standards and identity management best practices . Excellent problem-solving and communication skills. Ability to work independently and collaboratively across departments. Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Administrative Industries Outsourcing and Offshoring Consulting Referrals increase your chances of interviewing at Arvenda LLC by 2x Sign in to set job alerts for “Infrastructure Administrator” roles. We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr